The St. Patrick’s Day Run is an event held in memory of Coach Mike O'Brien at Morris Catholic High School in Denville, NJ. Coach O'Brien was a respected cross-country and track coach who initiated the original event. The run brings together alumni and local runners, with proceeds supporting school scholarships, athletic programs, and the Denville Public Assistance Fund. Morris Catholic is a co-educational college preparatory school dedicated to serving students with Catholic values and relies on fundraising activities like this for enhancing educational opportunities and providing financial aid. The race welcomes runners of all skill levels and occurs regardless of weather conditions.